Home / 8,074.40-12,111.70-2,527.52

Finding the Fourth Proportional to 8,074.40, 12,111.70 and 2,527.52

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Solution

The fourth proportional to 8,074.40, 12,111.70 and 2,527.52 is: 3,791.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.40 : 12,111.70 = 2,527.52 : x
  2. Step 2: Convert to fraction form
    8,074.40/12,111.70 = 2,527.52/x
  3. Step 3: Cross multiply
    8,074.40x = 12,111.70 × 2,527.52
  4. Step 4: Simplify right side
    8,074.40x = 30,612,563.98
  5. Step 5: Solve for x
    x = 30,612,563.98/8,074.40
  6. Step 6: Final answer
    x = 3,791.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.